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anvil/tools/anvil-manage-server-storage
digimer 541381e317 * Finished getting anvil-manage-server-storage to add new volumes to running servers. 
Signed-off-by: digimer <mkelly@alteeve.ca>
2023-07-18 13:31:52 -04:00

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#!/usr/bin/perl
#
# This program will manage servers; Changing RAM, CPU cores, Growing virtual disks, adding virtual disks,
# inserting and ejecting ISO images into virtual optical media.
#
# Exit codes;
# 0 = Normal exit.
# 1 = No database connection.
#
# TODO:
#
# USAGE:
# - Show
# - anvil-manage-server-storage --server srv01-fs37
# - ISO
# - anvil-manage-server-storage --server srv01-fs37 --optical sda --insert /mnt/shared/files/CentOS-5.11-x86_64-bin-DVD-1of2.iso
# - anvil-manage-server-storage --server srv01-fs37 --optical sda --eject
# - Disk
# - anvil-manage-server-storage --server srv01-fs37 --disk vdb --grow {+10GiB,150GiB}
#
use strict;
use warnings;
use Anvil::Tools;
require POSIX;
use Term::Cap;
use Text::Diff;
use Data::Dumper;
my $THIS_FILE = ($0 =~ /^.*\/(.*)$/)[0];
my $running_directory = ($0 =~ /^(.*?)\/$THIS_FILE$/)[0];
if (($running_directory =~ /^\./) && ($ENV{PWD}))
{
$running_directory =~ s/^\./$ENV{PWD}/;
}
# Turn off buffering so that the pinwheel will display while waiting for the SSH call(s) to complete.
$| = 1;
my $anvil = Anvil::Tools->new();
### TODO: Remove this before final release
$anvil->Log->level({set => 2});
$anvil->Log->secure({set => 1});
##########################################
# Read switches (target ([user@]host[:port]) and the file with the target's password.
$anvil->Get->switches({list => [
"add",
"anvil",
"confirm",
"disk",
"eject",
"grow",
"insert",
"optical",
"server",
"storage-group",
], man => $THIS_FILE});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => $anvil->data->{switches}});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, level => 2, key => "log_0115", variables => { program => $THIS_FILE }});
# Connect to the database(s). If we have no connections, we'll proceed anyway as one of the 'run_once' tasks
# is to setup the database server.
$anvil->Database->connect();
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, level => 3, secure => 0, key => "log_0132"});
if (not $anvil->data->{sys}{database}{connections})
{
# No databases, update the job, sleep for a bit and then exit. The daemon will pick it up and try
# again after we exit.
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 0, priority => "err", key => "error_0305"});
sleep 10;
$anvil->nice_exit({exit_code => 1});
}
$anvil->Database->get_hosts();
$anvil->Database->get_anvils();
$anvil->Database->get_servers();
if ($anvil->data->{switches}{anvil})
{
# Make sure they asked for a real anvil.
$anvil->Get->anvil_from_switch({string => $anvil->data->{switches}{anvil}});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"switches::anvil_name" => $anvil->data->{switches}{anvil_name},
"switches::anvil_uuid" => $anvil->data->{switches}{anvil_uuid},
}});
}
if (not $anvil->data->{switches}{server})
{
# Show the list of servers.
show_server_list($anvil);
print "\nPlease specify which server you want to modify using '--server <name or uuid>'.\n\n";
$anvil->nice_exit({exit_code => 0});
}
validate_server($anvil);
if ($anvil->data->{switches}{optical})
{
manage_optical($anvil);
}
elsif ($anvil->data->{switches}{disk})
{
manage_disk($anvil);
}
else
{
show_server_details($anvil);
}
$anvil->nice_exit({exit_code => 0});
#############################################################################################################
# Functions #
#############################################################################################################
sub load_storage
{
my ($anvil) = @_;
# Host and server
my $short_host_name = $anvil->Get->short_host_name;
my $server_name = $anvil->data->{switches}{server_name};
# We need to know which volume groups the disks are on so that we can report how much free space is
# available for either growing or adding a disk.
$anvil->Get->available_resources({
debug => 2,
anvil_uuid => $anvil->data->{switches}{anvil_uuid},
});
# Load LVM and Storage Group data
$anvil->Database->get_lvm_data({debug => 2});
# Load DRBD data from the database.
$anvil->Database->get_drbd_data({debug => 2});
# Load DRBD resource data so that we can map DRBD resources / volumes to volume groups.
my $drbd_resource = "";
foreach my $device_path (sort {$a cmp $b} keys %{$anvil->data->{server}{$short_host_name}{$server_name}{device}})
{
my $on_lv = $anvil->data->{server}{$short_host_name}{$server_name}{device}{$device_path}{on_lv};
$drbd_resource = $anvil->data->{server}{$short_host_name}{$server_name}{device}{$device_path}{resource};
my $device_target = $anvil->data->{server}{$short_host_name}{$server_name}{device}{$device_path}{target};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:device_path' => $device_path,
's2:on_lv' => $on_lv,
's3:drbd_resource' => $drbd_resource,
's4:device_target' => $device_target,
}});
}
# There should only ever be one, but it's not impossible for there to be multiple.
foreach my $drbd_resource (sort {$a cmp $b} keys %{$anvil->data->{server}{$short_host_name}{$server_name}{drbd}{resource}})
{
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { drbd_resource => $drbd_resource }});
# Get the DRBD volume data
load_drbd_data($anvil, $drbd_resource);
}
return($drbd_resource);
}
sub manage_disk
{
my ($anvil) = @_;
my $anvil_uuid = defined $anvil->data->{switches}{anvil_uuid} ? $anvil->data->{switches}{anvil_uuid} : $anvil->Cluster->get_anvil_uuid();
my $short_host_name = $anvil->Get->short_host_name;
my $server_name = $anvil->data->{switches}{server_name};
my $from_source = get_definition_source($anvil);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
anvil_uuid => $anvil_uuid,
short_host_name => $short_host_name,
server_name => $server_name,
from_source => $from_source,
}});
if (not $anvil->data->{switches}{disk})
{
# If there's only one optical drive, select it automatically
my $count = keys %{$anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{disk}{target}};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { count => $count }});
if ($count == 1)
{
foreach my $device_target (sort {$a cmp $b} keys %{$anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{disk}{target}})
{
$anvil->data->{switches}{disk} = $device_target;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"switches::drive" => $anvil->data->{switches}{disk},
}});
last;
}
}
if (not $anvil->data->{switches}{disk})
{
# Can't proceed.
print "\n[ Error ] - Please indicate the disk drive to work with using '--disk --drive <target_device>'.\n\n";
show_server_details($anvil);
$anvil->nice_exit({exit_code => 1});
}
}
my $drbd_resource = load_storage($anvil);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { drbd_resource => $drbd_resource }});
foreach my $host_type ("node", "dr")
{
foreach my $short_host_name (sort {$a cmp $b} keys %{$anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}})
{
my $host_uuid = $anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}{$short_host_name}{host_uuid};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:short_host_name' => $short_host_name,
's2:host_uuid' => $host_uuid,
}});
foreach my $volume_number (sort {$a cmp $b} keys %{$anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}})
{
my $device_path = $anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{device_path};
next if $device_path eq "DELETED";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:volume_number' => $volume_number,
's2:device_path' => $device_path,
}});
my $device_minor = $anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{device_minor};
my $volume_size = $anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{volume_size};
my $backing_disk = $anvil->data->{new}{resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{backing_disk};
my $meta_disk = $anvil->data->{new}{resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{meta_disk};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:device_minor' => $device_minor,
's2:volume_size' => $volume_size,
's3:backing_disk' => $backing_disk,
's4:meta_disk' => $meta_disk,
}});
# Which volume group is the backing device in?
foreach my $this_scan_lvm_lv_name (sort {$a cmp $b} keys %{$anvil->data->{lvm}{host_name}{$short_host_name}{lv}})
{
next if not $this_scan_lvm_lv_name;
my $this_scan_lvm_lv_path = $anvil->data->{lvm}{host_name}{$short_host_name}{lv}{$this_scan_lvm_lv_name}{scan_lvm_lv_path};
my $this_scan_lvm_lv_on_vg = $anvil->data->{lvm}{host_name}{$short_host_name}{lv}{$this_scan_lvm_lv_name}{scan_lvm_lv_on_vg};
my $this_scan_lvm_lv_uuid = $anvil->data->{lvm}{host_name}{$short_host_name}{lv}{$this_scan_lvm_lv_name}{scan_lvm_lv_uuid};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:this_scan_lvm_lv_name' => $this_scan_lvm_lv_name,
's2:this_scan_lvm_lv_path' => $this_scan_lvm_lv_path,
's3:this_scan_lvm_lv_on_vg' => $this_scan_lvm_lv_on_vg,
's4:this_scan_lvm_lv_uuid' => $this_scan_lvm_lv_uuid,
}});
if ($backing_disk eq $this_scan_lvm_lv_path)
{
# What's the VG's UUID?
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:short_host_name' => $short_host_name,
's2:this_scan_lvm_lv_on_vg' => $this_scan_lvm_lv_on_vg,
}});
if (exists $anvil->data->{lvm}{host_name}{$short_host_name}{vg}{$this_scan_lvm_lv_on_vg})
{
my $scan_lvm_vg_uuid = $anvil->data->{lvm}{host_name}{$short_host_name}{vg}{$this_scan_lvm_lv_name}{scan_lvm_vg_uuid};
my $storage_group_uuid = $anvil->data->{lvm}{host_name}{$short_host_name}{vg}{$this_scan_lvm_lv_name}{storage_group_uuid};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:scan_lvm_vg_uuid' => $scan_lvm_vg_uuid,
's2:storage_group_uuid' => $storage_group_uuid,
}});
}
}
}
# How much space can this LV grow into (this factors DR is already protected).
$anvil->data->{server_name}{$server_name}{drbd_resource}{$drbd_resource}{volume}{$volume_number}{free_space} = get_max_free_space($anvil, $drbd_resource, $volume_number);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"server_name::${server_name}::drbd_resource::${drbd_resource}::volume::${volume_number}::free_space" => $anvil->data->{server_name}{$server_name}{drbd_resource}{$drbd_resource}{volume}{$volume_number}{free_space}." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $anvil->data->{server_name}{$server_name}{drbd_resource}{$drbd_resource}{volume}{$volume_number}{free_space}}).")",
}});
}
}
}
if (($anvil->data->{switches}{grow}) or ($anvil->data->{switches}{remove}))
{
my $device_target = $anvil->data->{switches}{disk};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { device_target => $device_target }});
if ($anvil->data->{switches}{disk} eq "#!SET!#")
{
# User didn't specify a device.
show_server_details($anvil);
print "\n[ Error ] - Please specify the disk drive target you want to work on.\n";
$anvil->nice_exit({exit_code => 1});
}
elsif (not exists $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{disk}{target}{$device_target})
{
# Invalid device target
show_server_details($anvil);
print "\n[ Error ] - The disk drive target: [".$device_target."] wasn't found.\n";
$anvil->nice_exit({exit_code => 1});
}
my $device = "disk";
my $alias = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{alias};
my $boot_order = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{boot_order};
my $say_boot = $boot_order eq "99" ? "--" : sprintf("%02d", $boot_order);
my $type = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{type};
my $address_type = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{type};
my $address_bus = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{bus};
my $driver_name = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{driver}{name};
my $device_bus = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{device_bus};
my $driver_type = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{driver}{type};
my $address_domain = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{domain};
my $address_slot = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{slot};
my $address_function = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{function};
my $device_path = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{path};
my $driver_io = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{driver}{io};
my $driver_cache = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{driver}{cache};
my $on_lv = $anvil->data->{server}{$short_host_name}{$server_name}{device}{$device_path}{on_lv};
my $drbd_volume = $anvil->data->{lvm}{host_name}{$short_host_name}{lv_path}{$on_lv}{drbd}{volume};
my $max_free_space = $anvil->data->{server_name}{$server_name}{drbd_resource}{$drbd_resource}{volume}{$drbd_volume}{free_space};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's01:device_target' => $device_target,
's02:alias' => $alias,
's03:boot_order' => $boot_order,
's04:say_boot' => $say_boot,
's05:type' => $type,
's06:address_type' => $address_type,
's07:address_bus' => $address_bus,
's08:driver_name' => $driver_name,
's09:device_bus' => $device_bus,
's10:driver_type' => $driver_type,
's11:address_domain' => $address_domain,
's12:address_slot' => $address_slot,
's13:address_function' => $address_function,
's14:device_path' => $device_path,
's15:driver_io' => $driver_io,
's16:driver_cache' => $driver_cache,
's17:on_lv' => $on_lv,
's18:drbd_volume' => $drbd_volume,
's19:max_free_space' => $max_free_space." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $max_free_space}).")",
}});
#print "- Target: [".$device_target."], boot: [".$say_boot."], path: [".$device_path."], cache: [".$driver_cache."], driver type: [".$driver_type."]\n";
print "- Target: [".$device_target."], boot: [".$say_boot."], path: [".$device_path."], Available space: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $max_free_space})."]\n";
# What are we doing?
if ($anvil->data->{switches}{grow})
{
manage_disk_grow($anvil, $drbd_resource, $drbd_volume, $max_free_space);
}
}
elsif ($anvil->data->{switches}{add})
{
manage_disk_add($anvil, $drbd_resource);
}
return(0);
}
sub manage_disk_add
{
my ($anvil, $drbd_resource) = @_;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { drbd_resource => $drbd_resource }});
my $anvil_uuid = defined $anvil->data->{switches}{anvil_uuid} ? $anvil->data->{switches}{anvil_uuid} : $anvil->Cluster->get_anvil_uuid();
my $short_host_name = $anvil->Get->short_host_name;
my $server_name = $anvil->data->{switches}{server_name};
my $from_source = get_definition_source($anvil);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
anvil_uuid => $anvil_uuid,
short_host_name => $short_host_name,
server_name => $server_name,
from_source => $from_source,
}});
# Are they asking for an available amount of space?
my $error_note = q|
[ Note ] - The size can be in percent, ie: '50%' or '100%', a number in bytes, or a human-readable size.
- Human readable sizes must NOT have a space between the number and letter suffix. Also, base2
- vs base10 notation! Ie: '1GiB' = 1,073,741,824 bytes', '1GB' == '1,000,000,000 bytes'. A single
- letter used to denote size will be interpreted as base2. ie: '1G == 1GiB'.
|;
# Do we have a storage group?
if (not $anvil->data->{switches}{'storage-group'})
{
print "Please specify a storage group to use to add the new drive to.\n";
short_storage_groups($anvil, $anvil_uuid);
$anvil->nice_exit({exit_code => 1});
}
# Make sure that the passed
my $storage_group_switch = $anvil->data->{switches}{'storage-group'};
my $storage_group_uuid = "";
my $storage_group_name = "";
if (exists $anvil->data->{storage_groups}{anvil_uuid}{$anvil_uuid}{storage_group_name}{$storage_group_switch})
{
$storage_group_uuid = $anvil->data->{storage_groups}{anvil_uuid}{$anvil_uuid}{storage_group_name}{$storage_group_switch}{storage_group_uuid};
$storage_group_name = $storage_group_switch;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
storage_group_uuid => $storage_group_uuid,
storage_group_name => $storage_group_name,
}});
}
elsif (exists $anvil->data->{storage_groups}{anvil_uuid}{$anvil_uuid}{storage_group_uuid}{$storage_group_switch})
{
$storage_group_uuid = $storage_group_switch;
$storage_group_name = $anvil->data->{storage_groups}{anvil_uuid}{$anvil_uuid}{storage_group_uuid}{$storage_group_switch}{group_name};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
storage_group_uuid => $storage_group_uuid,
storage_group_name => $storage_group_name,
}});
}
# Did we get a valid disk size?
my $free_space = $anvil->data->{storage_groups}{anvil_uuid}{$anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{free_space};
my $add_size = $anvil->data->{switches}{add};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { add_size => $add_size }});
if ($add_size =~ /^(\d+)%$/)
{
# This is valid
my $percent = ".".$1;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { percent => $percent }});
$add_size = int($free_space * $percent);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { add_size => $add_size }});
}
elsif ($add_size !~ /\d/)
{
# No digits, probably didn't set a value at all.
print "\n[ Error ] - Please specify the size you would like to grow this disk by. The maximum size is: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $free_space})."].\n";
print $error_note."\n";
$anvil->nice_exit({exit_code => 1});
}
elsif ($add_size !~ /^\d+$/)
{
# Size is not in bytes, try to convert it.
my $bytes = $anvil->Convert->human_readable_to_bytes({
debug => 2,
size => $add_size,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { 'bytes' => $bytes }});
if ($bytes =~ /^\d+$/)
{
$add_size = $bytes;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { add_size => $add_size }});
}
else
{
# Not a valid size.
print "\n[ Error ] - The requested size: [".$add_size."] could not be interpreted.\n";
print $error_note."\n";
$anvil->nice_exit({exit_code => 1});
}
}
# Still here? We're good to go.
my $lv_command_size = 0;
my $hr_size = $anvil->Convert->bytes_to_human_readable({'bytes' => $add_size});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { hr_size => $hr_size }});
if ($add_size eq "100%")
{
# This is valid
$add_size = "-l +100\%FREE";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { add_size => $add_size }});
}
else
{
$hr_size =~ s/\s+//g;
$add_size = "-L +".$hr_size;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { add_size => $add_size }});
}
# What's the next free drive in the system, and what's the next free volume number?
my $new_device_target = "";
my $target_prefix = "";
my $disk_device_bus = "";
my $disk_cache = "";
my $disk_io_policy = "";
my $drive_letter = "a";
foreach my $device_target (sort {$a cmp $b} keys %{$anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{disk}{target}})
{
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { device_target => $device_target }});
if (not $disk_device_bus)
{
$target_prefix = ($device_target =~ /^(\w+)\w$/)[0];
$disk_device_bus = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{disk}{target}{$device_target}{device_bus};
$disk_io_policy = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{disk}{target}{$device_target}{driver}{io};
$disk_cache = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{disk}{target}{$device_target}{driver}{cache};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
target_prefix => $target_prefix,
disk_device_bus => $disk_device_bus,
disk_io_policy => $disk_io_policy,
disk_cache => $disk_cache,
}});
last;
}
}
for (0..25)
{
my $test_device = $target_prefix.$drive_letter;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { test_device => $test_device }});
if (not exists $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{disk}{target}{$test_device})
{
# Found a free one.
$new_device_target = $test_device;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { new_device_target => $new_device_target }});
last;
}
$drive_letter++;
}
if (not $new_device_target)
{
print "\n[ Error ] - Failed to find a new target device name.\n";
$anvil->nice_exit({exit_code => 1});
}
my $next_drbd_volume = "";
foreach my $this_host (sort {$a cmp $b} keys %{$anvil->data->{drbd}{drbd_node}})
{
my $host_uuid = $anvil->Get->host_uuid_from_name({host_name => $this_host});
my $short_host_name = $anvil->data->{hosts}{host_uuid}{$host_uuid}{short_host_name};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:this_host' => $this_host,
's2:host_uuid' => $host_uuid,
's3:short_host_name' => $short_host_name,
}});
if ($next_drbd_volume eq "")
{
my $test_drbd_volume = 0;
for (0..100)
{
if (not $anvil->data->{new}{resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$test_drbd_volume}{device_path})
{
# This is free.
$next_drbd_volume = $test_drbd_volume;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { next_drbd_volume => $next_drbd_volume }});
last;
}
$test_drbd_volume++;
next;
}
}
if ($next_drbd_volume eq "")
{
print "\n[ Error ] - Failed to find a new DRBD volume to use.\n";
$anvil->nice_exit({exit_code => 1});
}
}
### TODO: Make this work without the peer node being online.
# The server is allowed to be running, but both nodes and any DR hosts this is replicating to
# needs to be online.
my $all_online = check_drbd_peer_access($anvil);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { all_online => $all_online }});
if (not $all_online)
{
print "\n[ Error ] - Adding a new disk requires all peers to be online.\n";
foreach my $short_host_name (sort {$a cmp $b} keys %{$anvil->data->{peer}})
{
my $say_access = $anvil->data->{peer}{$short_host_name}{access_ip} ? "up." : "down!";
print " - Peer: [".$short_host_name."] is ".$say_access."\n";
}
$anvil->nice_exit({exit_code => 1});
}
# Still alive? Ask the user to confirm.
print "- New drive target: [".$new_device_target."], size: [".$hr_size."], bus: [".$disk_device_bus."], cache: [".$disk_cache."], IO policy: [".$disk_io_policy."]\n";
print "- Preparing to add a the drive: [".$drbd_resource."/".$next_drbd_volume."] using the storage group: [".$storage_group_name."]...\n";
if (not $anvil->data->{switches}{confirm})
{
print $anvil->Words->string({key => "message_0021"})." ";
my $answer = <STDIN>;
chomp($answer);
if ($answer !~ /^y/i)
{
print "Aborting.\n";
$anvil->nice_exit({exit_code => 0});
}
# Test that we've lost access while waiting for the answer.
my $all_online = check_drbd_peer_access($anvil);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { all_online => $all_online }});
if (not $all_online)
{
print "\n[ Error ] - It would appear that we've lost access to a peer while waiting for the answer.\n";
foreach my $short_host_name (sort {$a cmp $b} keys %{$anvil->data->{peer}})
{
my $say_access = $anvil->data->{peer}{$short_host_name}{access_ip} ? "up." : "down!";
print " - Peer: [".$short_host_name."] is ".$say_access."\n";
}
$anvil->nice_exit({exit_code => 1});
}
}
# Get the next free minor number
my ($free_minor, undef) = $anvil->DRBD->get_next_resource({
debug => 2,
minor_only => 1,
anvil_uuid => $anvil_uuid,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { free_minor => $free_minor }});
# Create the new LVs
foreach my $host_type ("node", "dr")
{
foreach my $short_host_name (sort {$a cmp $b} keys %{$anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}})
{
my $host_uuid = $anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}{$short_host_name}{host_uuid};
my $vg_name = $anvil->data->{storage_groups}{anvil_uuid}{$anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{host_uuid}{$host_uuid}{vg_name};
my $vg_internal_uuid = $anvil->data->{storage_groups}{anvil_uuid}{$anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{host_uuid}{$host_uuid}{vg_internal_uuid};
my $new_lv_name = $server_name."_".$next_drbd_volume;
my $backing_disk = "/dev/".$vg_name."/".$new_lv_name;
my $shell_call = "if [ -e '".$backing_disk."' ]; then echo 'LV: [".$backing_disk."] already exists.'; else ".$anvil->data->{path}{exe}{lvcreate}." ".$add_size." -n ".$new_lv_name." ".$vg_name."; fi;";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:short_host_name' => $short_host_name,
's2:host_uuid' => $host_uuid,
's3:vg_name' => $vg_name,
's4:vg_internal_uuid' => $vg_internal_uuid,
's5:new_lv_name' => $new_lv_name,
's6:backing_disk' => $backing_disk,
's7:shell_call' => $shell_call,
}});
# Record this for updating the DRBD resource.
$anvil->data->{new_drbd}{$short_host_name}{resource}{$drbd_resource}{volume}{$next_drbd_volume}{minor} = $free_minor;
$anvil->data->{new_drbd}{$short_host_name}{resource}{$drbd_resource}{volume}{$next_drbd_volume}{backing_disk} = $backing_disk;
$anvil->data->{new_drbd}{$short_host_name}{resource}{$drbd_resource}{volume}{$next_drbd_volume}{seen} = 0;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"new_drbd::${short_host_name}::resource::${drbd_resource}::volume::${next_drbd_volume}::minor" => $anvil->data->{new_drbd}{$short_host_name}{resource}{$drbd_resource}{volume}{$next_drbd_volume}{minor},
"new_drbd::${short_host_name}::resource::${drbd_resource}::volume::${next_drbd_volume}::backing_disk" => $anvil->data->{new_drbd}{$short_host_name}{resource}{$drbd_resource}{volume}{$next_drbd_volume}{backing_disk},
"new_drbd::${short_host_name}::resource::${drbd_resource}::volume::${next_drbd_volume}::seen" => $anvil->data->{new_drbd}{$short_host_name}{resource}{$drbd_resource}{volume}{$next_drbd_volume}{seen},
}});
# This lets us insert the new volume as needed.
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
}});
if ($host_uuid eq $anvil->Get->host_uuid)
{
print " - Creating the new local LV: [".$backing_disk."]...";
my ($output, $return_code) = $anvil->System->call({shell_call => $shell_call, source => $THIS_FILE, line => __LINE__});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
return_code => $return_code,
}});
if ($return_code)
{
print " Error!\n";
print "[ FAILED ] - When trying to create the new local logical volume: [".$backing_disk."]\n";
print "[ FAILED ] - using the command: [".$shell_call."]\n";
print "[ FAILED ] - The return code: [".$return_code."] was received, expected '0'. Output, if any:\n";
print "==========\n";
print $output."\n";
print "==========\n";
print "The creation of the new replicatedd disk is incomplete, manual intervention is required!!\n";
$anvil->nice_exit({exit_code => 1});
}
else
{
print " Done!\n";
}
}
else
{
my $use_ip = $anvil->data->{peer}{$short_host_name}{access}{ip};
my $use_network = $anvil->data->{peer}{$short_host_name}{access}{network};
print " - Creating the new LV on the peer: [".$short_host_name.":".$backing_disk."], via: [".$use_ip." (".$use_network.")]";
my ($output, $error, $return_code) = $anvil->Remote->call({
shell_call => $shell_call,
target => $use_ip,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
error => $error,
return_code => $return_code,
}});
if ($return_code)
{
print " Error!\n";
print "[ FAILED ] - When trying to create the peer: [".$short_host_name."]'s logical volume: [".$backing_disk."]\n";
print "[ FAILED ] - using the command: [".$shell_call."]\n";
print "[ FAILED ] - The return code: [".$return_code."] was received, expected '0'. Output, if any:\n";
print "==] STDOUT [========\n";
print $output."\n";
print "==] STDERR [========\n";
print $error."\n";
print "====================\n";
print "The creation of the new replicated disk is incomplete, manual intervention is required!!\n";
$anvil->nice_exit({exit_code => 1});
}
else
{
print " Done!\n";
}
}
}
}
# Update the DRBD config file.
my $new_res_file = "";
my $drbd_res_file = $anvil->data->{path}{directories}{drbd_resources}."/".$drbd_resource.".res";
my $drbd_res_body = $anvil->Storage->read_file({file => $drbd_res_file});
my $in_on_host = "";
my $in_volume = "";
foreach my $line (split /\n/, $drbd_res_body)
{
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { line => $line }});
if ($line =~ /on\s+(.*?)\s/)
{
$in_on_host = $1;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { line => $line }});
$new_res_file .= $line."\n";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { new_res_file => $new_res_file }});
next;
}
if (($in_on_host) && ($line =~ /volume\s+(\d+)\s/))
{
$in_volume = $1;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { in_volume => $in_volume }});
$new_res_file .= $line."\n";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { new_res_file => $new_res_file }});
$anvil->data->{new_drbd}{$in_on_host}{resource}{$drbd_resource}{volume}{$in_volume}{seen} = 0;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"new_drbd::${in_on_host}::resource::${drbd_resource}::volume::${in_volume}::seen" => $anvil->data->{new_drbd}{$in_on_host}{resource}{$drbd_resource}{volume}{$in_volume}{seen},
}});
next;
}
if ($line =~ /}/)
{
if ($in_volume)
{
$in_volume = "";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { in_volume => $in_volume }});
}
elsif ($in_on_host)
{
# This is where we insert the new volume, if we've not seen it yet.
if (not $anvil->data->{new_drbd}{$in_on_host}{resource}{$drbd_resource}{volume}{$next_drbd_volume}{seen})
{
# Insert the line.
$new_res_file .= $line."
volume ".$next_drbd_volume." {
device /dev/drbd_".$drbd_resource."_".$next_drbd_volume." minor ".$anvil->data->{new_drbd}{$short_host_name}{resource}{$drbd_resource}{volume}{$next_drbd_volume}{minor}.";
disk ".$anvil->data->{new_drbd}{$in_on_host}{resource}{$drbd_resource}{volume}{$next_drbd_volume}{backing_disk}.";
meta-disk internal;
}
";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { new_res_file => $new_res_file }});
$anvil->data->{new_drbd}{$in_on_host}{resource}{$drbd_resource}{volume}{$next_drbd_volume}{seen} = 1;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"new_drbd::${in_on_host}::resource::${drbd_resource}::volume::${in_volume}::seen" => $anvil->data->{new_drbd}{$in_on_host}{resource}{$drbd_resource}{volume}{$in_volume}{seen},
}});
next;
}
}
}
$new_res_file .= $line."\n";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { new_res_file => $new_res_file }});
}
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { new_res_file => $new_res_file }});
my $difference = diff \$drbd_res_body, \$new_res_file, { STYLE => 'Unified' };
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { difference => $difference }});
# Write the file to a test file and verify it's sane,
my $test_file = $anvil->data->{path}{directories}{temp}."/test-".$drbd_resource.".res";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { test_file => $test_file }});
my ($problem) = $anvil->Storage->write_file({
debug => 2,
backup => 0,
overwrite => 1,
file => $test_file,
body => $new_res_file,
user => "root",
group => "root",
mode => "0644",
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { problem => $problem }});
# Validate.
print "- Testing the updated DRBD resource config file to ensure the new volumes are cromulent...";
my $shell_call = $anvil->data->{path}{exe}{drbdadm}." --config-to-test ".$test_file." --config-to-exclude ".$drbd_res_file." sh-nop";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
my ($output, $return_code) = $anvil->System->call({shell_call => $shell_call});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
return_code => $return_code,
}});
if ($return_code)
{
# Something went wrong.
print " Failed!
[ Error ] - The new DRBD resource config appears to be invalid, which is likely a program error. The new
[ Error ] - config was written to the test file: [".$test_file."].
[ Error ] - The test to confirm it was valid exited with the return code: [".$return_code."], expected '0'.
[ Error ] - The output, if anything, was:
====
".$output."
====
";
$anvil->nice_exit({exit_code => 1});
}
print " Success!\n";
# Remove the test file.
unlink $test_file;
# Backup the res file so we can tell the user where the current config was backed up to in
# case they need to restore it.
print "- Writing out the updated DRBD config file.\n";
my ($backup_file) = $anvil->Storage->backup({file => $drbd_res_file});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { backup_file => $backup_file }});
# Write out the new file.
($problem) = $anvil->Storage->write_file({
debug => 2,
backup => 0,
overwrite => 1,
file => $drbd_res_file,
body => $new_res_file,
user => "root",
group => "root",
mode => "0644",
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { backup_file => $backup_file }});
#
# Copy this to our peers.
print "- Copying the new resource file to out peers.\n";
foreach my $host_type ("node", "dr")
{
foreach my $short_host_name (sort {$a cmp $b} keys %{$anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}})
{
my $host_uuid = $anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}{$short_host_name}{host_uuid};
next if $host_uuid eq $anvil->Get->host_uuid;
my $use_ip = $anvil->data->{peer}{$short_host_name}{access}{ip};
my $destination = "root\@".$use_ip.":".$anvil->data->{path}{directories}{drbd_resources}."/";
$destination =~ s/\/\//\//g;
print " - Copying: [".$drbd_res_file."] to: [".$short_host_name.":".$destination."] via: [".$use_ip."]\n";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
use_ip => $use_ip,
destination => $destination,
}});
my $failed = $anvil->Storage->rsync({
debug => 2,
destination => $destination,
source => $drbd_res_file,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { failed => $failed }});
if ($failed)
{
print "
[ Error ] - There was a problem copying the new config file! Unable to proceed.
[ Error ] - Manual intervention to complete the update is required!
";
$anvil->nice_exit({exit_code => 1});
}
}
}
# Create the metadata.
print "- Creating the replicated storage metadata on the new backing devices now.\n";
foreach my $host_type ("node", "dr")
{
foreach my $short_host_name (sort {$a cmp $b} keys %{$anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}})
{
my $host_uuid = $anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}{$short_host_name}{host_uuid};
my $shell_call = $anvil->data->{path}{exe}{drbdadm}." --force create-md --max-peers=3 ".$drbd_resource."/".$next_drbd_volume;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:short_host_name' => $short_host_name,
's2:host_uuid' => $host_uuid,
's3:shell_call' => $shell_call,
}});
# Create the metadata, but don't exit on failure in case the metadata was created in
# a previous pass.
if ($host_uuid eq $anvil->Get->host_uuid)
{
print " - Creating the meta-data on the new local volume: [".$next_drbd_volume."]...";
my ($output, $return_code) = $anvil->System->call({shell_call => $shell_call, source => $THIS_FILE, line => __LINE__});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
return_code => $return_code,
}});
### Return codes
# 0 == Success
# 1 == ?
# 3 == Configuration not found.
if ($return_code)
{
print " Warning!\n";
print "[ Warning ] - When trying to create the local meta-data on: [".$drbd_resource."/".$next_drbd_volume."]\n";
print "[ Warning ] - using the command: [".$shell_call."]\n";
print "[ Warning ] - The return code: [".$return_code."] was received, expected '0'. Output, if any:\n";
print "==========\n";
print $output."\n";
print "==========\n";
print "We will try to proceed anyway.\n";
}
else
{
print " Done!\n";
}
}
else
{
my $use_ip = $anvil->data->{peer}{$short_host_name}{access}{ip};
my $use_network = $anvil->data->{peer}{$short_host_name}{access}{network};
print " - Creating the meta-data on the peer: [".$short_host_name.":".$drbd_resource."/".$next_drbd_volume."], via: [".$use_ip." (".$use_network.")]";
my ($output, $error, $return_code) = $anvil->Remote->call({
shell_call => $shell_call,
target => $use_ip,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
error => $error,
return_code => $return_code,
}});
if ($return_code)
{
print " Warning!\n";
print "[ Warning ] - When trying to create the peer: [".$short_host_name."]'s meta-data on: [".$drbd_resource."/".$next_drbd_volume."]\n";
print "[ Warning ] - using the command: [".$shell_call."]\n";
print "[ Warning ] - The return code: [".$return_code."] was received, expected '0'. Output, if any:\n";
print "==] STDOUT [========\n";
print $output."\n";
print "==] STDERR [========\n";
print $error."\n";
print "====================\n";
print "We will try to proceed anyway.\n";
}
else
{
print " Done!\n";
}
}
}
}
### NOTE: The call to 'drbdadm adjust <res>' hangs, hard, until the same command is run on the peers.
### To deal with this, we register jobs to run 'anvil-special-operations' on the peers, then we
### call adjust here.
# Adjust to start/connect.
foreach my $host_type ("node", "dr")
{
foreach my $short_host_name (sort {$a cmp $b} keys %{$anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}})
{
my $host_uuid = $anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}{$short_host_name}{host_uuid};
my $shell_call = $anvil->data->{path}{exe}{'anvil-special-operations'}." --task refresh-drbd-resource --resource ".$drbd_resource.$anvil->Log->switches;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:short_host_name' => $short_host_name,
's2:host_uuid' => $host_uuid,
's3:shell_call' => $shell_call,
}});
next if $host_uuid eq $anvil->Get->host_uuid;
my ($job_uuid) = $anvil->Database->insert_or_update_jobs({
debug => 2,
job_command => $shell_call,
job_data => "adjust=".$drbd_resource,
job_name => "server::add_disk::rescan",
job_title => "job_0465",
job_description => "job_0466",
job_progress => 0,
job_host_uuid => $host_uuid,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { job_uuid => $job_uuid }});
print "- Registered a job with job UUID: [".$job_uuid."] to reload the resource config on the host: [".$short_host_name."].\n";
}
}
print "- Adjusting the local resource: [".$drbd_resource."] to pick up the new config.\n";
print "[ NOTE ] - If this hangs, make sure 'anvil-daemon' is running on the peers.\n";
$shell_call = $anvil->data->{path}{exe}{drbdadm}." adjust ".$drbd_resource;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
($output, $return_code) = $anvil->System->call({
background => 1,
shell_call => $shell_call,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
return_code => $return_code,
}});
# Find which node is currently Primary and use that host to force primary to start sync. If none,
# force here.
print "- Waiting for all peers to connect the new volume...\n";
my $waiting = 1;
my $wait_until = time + 300;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { wait_until => $wait_until }});
while ($waiting)
{
$anvil->DRBD->get_status({debug => 2});
my $peers_connected = 1;
my $disks_ready = 0;
my $drbd_peer_count = keys %{$anvil->data->{drbd}{status}{$short_host_name}{resource}{$drbd_resource}{connection}};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { drbd_peer_count => $drbd_peer_count }});
if (not $drbd_peer_count)
{
$peers_connected = 0;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { peers_connected => $peers_connected }});
}
foreach my $this_host_name (sort {$a cmp $b} keys %{$anvil->data->{drbd}{status}{$short_host_name}{resource}{$drbd_resource}{connection}})
{
my $host_uuid = $anvil->Get->host_uuid_from_name({host_name => $this_host_name});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:this_host_name' => $this_host_name,
's2:host_uuid' => $host_uuid,
}});
next if $host_uuid eq $anvil->Get->host_uuid;
my $connection_state = $anvil->data->{drbd}{status}{$short_host_name}{resource}{$drbd_resource}{connection}{$this_host_name}{'connection-state'};
my $node_id = $anvil->data->{drbd}{status}{$short_host_name}{resource}{$drbd_resource}{connection}{$this_host_name}{'peer-node-id'};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:connection_state' => $connection_state,
's2:node_id' => $node_id,
}});
if (lc($connection_state) ne "connected")
{
$peers_connected = 0;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { peers_connected => $peers_connected }});
}
}
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { peers_connected => $peers_connected }});
if ($peers_connected)
{
# Make sure all disks are attached.
$disks_ready = 1;
$anvil->data->{peers}{$short_host_name}{disk_state} = $anvil->data->{drbd}{status}{$short_host_name}{resource}{$drbd_resource}{devices}{volume}{$next_drbd_volume}{'disk-state'};
$anvil->data->{peers}{$short_host_name}{role} = $anvil->data->{drbd}{status}{$short_host_name}{resource}{$drbd_resource}{role};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"peers::${short_host_name}::disk_state" => $anvil->data->{peers}{$short_host_name}{disk_state},
"peers::${short_host_name}::role" => $anvil->data->{peers}{$short_host_name}{role},
}});
foreach my $peer_name (sort {$a cmp $b} keys %{$anvil->data->{drbd}{status}{$short_host_name}{resource}{$drbd_resource}{connection}})
{
next if not defined $anvil->data->{drbd}{status}{$short_host_name}{resource}{$drbd_resource}{connection}{$peer_name}{volume}{$next_drbd_volume}{'peer-disk-state'};
my $peer_disk_state = $anvil->data->{drbd}{status}{$short_host_name}{resource}{$drbd_resource}{connection}{$peer_name}{volume}{$next_drbd_volume}{'peer-disk-state'};
my $replication_state = $anvil->data->{drbd}{status}{$short_host_name}{resource}{$drbd_resource}{connection}{$peer_name}{volume}{$next_drbd_volume}{'replication-state'};
my $role = $anvil->data->{drbd}{status}{$short_host_name}{resource}{$drbd_resource}{connection}{$peer_name}{'peer-role'};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:peer_name' => $peer_name,
's2:peer_disk_state' => $peer_disk_state,
's3:replication_state' => $replication_state,
's4:role' => $role,
}});
# If the volume is 'Negotiating', disconnect and reconnect the peer.
if (lc($peer_disk_state) eq "negotiating")
{
print "- Problem!\n";
($peer_disk_state, $role) = reconnect_resource($anvil, $short_host_name, $peer_name, $drbd_resource, $next_drbd_volume);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
peer_disk_state => $peer_disk_state,
role => $role,
}});
$disks_ready = 0;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { disks_ready => $disks_ready }});
}
# If it's not established, keep waiting
if (lc($replication_state) ne "established")
{
$disks_ready = 0;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { disks_ready => $disks_ready }});
}
if ((not $peer_disk_state) or (lc($peer_disk_state) eq "diskless"))
{
$disks_ready = 0;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { disks_ready => $disks_ready }});
}
$anvil->data->{peers}{$peer_name}{disk_state} = $peer_disk_state;
$anvil->data->{peers}{$peer_name}{role} = $role;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"peers::${peer_name}::disk_state" => $anvil->data->{peers}{$peer_name}{disk_state},
}});
}
}
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { disks_ready => $disks_ready }});
if ($disks_ready)
{
$waiting = 0;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { waiting => $waiting }});
}
else
{
if (time > $wait_until)
{
print "\nFailed!\n[ Error ] - The peers did not connect in the expected period of time.\n";
$anvil->nice_exit({exit_code => 1});
}
sleep 2;
}
}
print "- Peers are connected! Checking if the new volume requires initial sync.\n";
my $all_inconsistent = 1;
my $primary_on_host = "";
foreach my $peer_name (sort {$a cmp $b} keys %{$anvil->data->{peers}})
{
my $disk_state = $anvil->data->{peers}{$peer_name}{disk_state};
my $role = $anvil->data->{peers}{$peer_name}{role};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
peer_name => $peer_name,
disk_state => $disk_state,
role => $role,
}});
if (lc($disk_state) ne "inconsistent")
{
$all_inconsistent = 0;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { all_inconsistent => $all_inconsistent }});
}
if (lc($role) eq "primary")
{
$primary_on_host = $peer_name;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { primary_on_host => $primary_on_host }});
}
}
if ($all_inconsistent)
{
print "- Initial sync required!\n";
my $shell_call = $anvil->data->{path}{exe}{drbdadm}." new-current-uuid --force-resync ".$drbd_resource."/".$next_drbd_volume;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
# Which node should be forced primary?
my $already_primary = 1;
if (not $primary_on_host)
{
# We'll make it primary.
$primary_on_host = $short_host_name;
$already_primary = 0;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
primary_on_host => $primary_on_host,
already_primary => $already_primary,
}});
}
my $primary_on_host_uuid = $anvil->Get->host_uuid_from_name({host_name => $primary_on_host});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { primary_on_host_uuid => $primary_on_host_uuid }});
if ($primary_on_host_uuid eq $anvil->Get->host_uuid)
{
print "- Forcing primary locally... ";
my ($output, $return_code) = $anvil->System->call({debug => 2, shell_call => $shell_call});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
return_code => $return_code,
}});
# Return code of '0' is success.
if ($return_code)
{
print "Failed!
[ Error ] - There was a problem trying to force the new volume: [".$drbd_resource."/".$next_drbd_volume."] to Primary.
[ Error ] - Attempted this using the shell call: [".$shell_call."].
[ Error ] - Expected the return code '0' but got: [".$return_code."]. The output, if any, was:
==========
".$output."
==========
[ Error ] - Once corrected, please manually add the new volume to the server.
";
$anvil->nice_exit({exit_code => 1});
}
# Now demote it again.
$shell_call = $anvil->data->{path}{exe}{drbdadm}." secondary ".$drbd_resource;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
($output, $return_code) = $anvil->System->call({shell_call => $shell_call});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
return_code => $return_code,
}});
print "Success!\n";
}
else
{
my $use_ip = $anvil->data->{peer}{$short_host_name}{access}{ip};
my $use_network = $anvil->data->{peer}{$short_host_name}{access}{network};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
use_ip => $use_ip,
use_network => $use_network,
}});
print " - The resource is primary on the peer: [".$short_host_name."], forcing primary there via: [".$use_ip." (".$use_network.")]";
my ($output, $error, $return_code) = $anvil->Remote->call({
shell_call => $shell_call,
target => $use_ip,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
error => $error,
return_code => $return_code,
}});
if ($return_code)
{
print "Failed!
[ Error ] - There was a problem trying to force the new volume: [".$drbd_resource."/".$next_drbd_volume."] to Primary.
[ Error ] - Attempted this using the shell call: [".$shell_call."].
[ Error ] - Expected the return code '0' but got: [".$return_code."]. The output, if any, was:
==========
".$output."
==========
[ Error ] - Once corrected, please manually add the new volume to the server.
";
$anvil->nice_exit({exit_code => 1});
}
# Now demote it again.
$shell_call = $anvil->data->{path}{exe}{drbdadm}." secondary ".$drbd_resource;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
($output, $error, $return_code) = $anvil->Remote->call({
shell_call => $shell_call,
target => $use_ip,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
error => $error,
return_code => $return_code,
}});
print "Success!\n";
}
}
else
{
print "- Initial sync does not appear to be required.\n";
}
# Is the server running? If so, where.
print "- Ready to add the new disk. Checking if the server is running...\n";
my $server_host = "";
foreach my $host_type ("node", "dr")
{
foreach my $short_host_name (sort {$a cmp $b} keys %{$anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}})
{
my $host_uuid = $anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}{$short_host_name}{host_uuid};
my $shell_call = $anvil->data->{path}{exe}{'anvil-special-operations'}." --task refresh-drbd-resource --resource ".$drbd_resource.$anvil->Log->switches;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:short_host_name' => $short_host_name,
's2:host_uuid' => $host_uuid,
's3:shell_call' => $shell_call,
}});
if ($host_uuid eq $anvil->Get->host_uuid)
{
$anvil->Server->find();
}
else
{
my $use_ip = $anvil->data->{peer}{$short_host_name}{access}{ip};
$anvil->Server->find({target => $use_ip });
}
if ((exists $anvil->data->{server}{location}{$server_name}) &&
($anvil->data->{server}{location}{$server_name}{host_name}))
{
my $this_host = defined $anvil->data->{server}{location}{$server_name}{host_name} ? $anvil->data->{server}{location}{$server_name}{host_name} : "";
my $server_status = defined $anvil->data->{server}{location}{$server_name}{status} ? $anvil->data->{server}{location}{$server_name}{status} : "";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
this_host => $this_host,
server_status => $server_status,
}});
if ($server_status eq "running")
{
# Found it.
$server_host = $this_host;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { server_host => $server_host }});
if ($host_uuid eq $anvil->Get->host_uuid)
{
print "- The server is running on this host, we'll attach the disk here.\n";
}
else
{
print "- The server is running on: [".$server_host."], we'll attach the disk there.\n";
}
last;
}
}
}
}
my $offline = 0;
if (not $server_host)
{
print "- The server isn't running anywhere, we'll attach the disk offline on this host.\n";
$server_host = $short_host_name;
$offline = 1;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
server_host => $server_host,
offline => $offline,
}});
}
$shell_call = $anvil->data->{path}{exe}{setsid}." --wait ".$anvil->data->{path}{exe}{virsh}." attach-disk ".$server_name." ";
$shell_call .= "/dev/drbd/by-res/".$drbd_resource."/".$next_drbd_volume." ".$new_device_target." ";
$shell_call .= "--persistent --targetbus ".$disk_device_bus." ";
$shell_call .= "--cache ".$disk_cache." ";
$shell_call .= "--io ".$disk_io_policy." ";
$shell_call .= "--sourcetype block --subdriver raw";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
offline => $offline,
shell_call => $shell_call,
}});
if ($offline)
{
# Define the VM, if needed, then add the drive, dump the config and push it out.
print "- Defining the server: [".$server_name."] to prepare for 'virsh' modification of the server.\n";
update_definition($anvil, "define", "");
# Update the definition.
print "- Adding the drive to the definition now.\n";
($output, $return_code) = $anvil->System->call({shell_call => $shell_call});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
return_code => $return_code,
}});
print "- Updating the stored definition and undefining the server now...\n";
update_definition($anvil, "undefine", "");
print "Done!\n";
$anvil->nice_exit({exit_code => 0});
}
else
{
# Add the drive live, dump the new definition and push it out.
my $host_uuid = $anvil->Get->host_uuid_from_name({host_name => $server_host});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { host_uuid => $host_uuid }});
if ($host_uuid eq $anvil->Get->host_uuid)
{
# Do the add here.
update_definition($anvil, "define", "");
print "- Adding the drive to the server directly...\n";
($output, $return_code) = $anvil->System->call({shell_call => $shell_call});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
return_code => $return_code,
}});
if ($return_code)
{
# Something went wrong.
print "- Failed!\n";
print "Expected the return code '0', but got: [".$return_code."]. The command output, if anything, was:\n";
print "========\n";
print $output."\n";
print "========\n";
$anvil->nice_exit({exit_code => 1});
}
# Get the new XML
print "- Reading the updated server definition\n";
$shell_call = $anvil->data->{path}{exe}{setsid}." --wait ".$anvil->data->{path}{exe}{virsh}." dumpxml --inactive ".$server_name;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
(my $virsh_definition, $return_code) = $anvil->System->call({shell_call => $shell_call});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
virsh_definition => $virsh_definition,
return_code => $return_code,
}});
# Make sure the $output is valid XML.
print "- Validating the updated definition\n";
my $problem = $anvil->Server->parse_definition({
server => $server_name,
source => "from_virsh",
definition => $virsh_definition,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { problem => $problem }});
if ($problem)
{
# Failed?!
print "
[ Error ] - The definition file read hear appears to be invalid after trying to attach the disk! It is unsafe
[ Error ] - to update the on disk and in DB definition. It's likely the attach has failed.
[ Error ] - Manual update to the server is likely required now.
";
$anvil->nice_exit({exit_code => 1});
}
print "- Updating the stored definition and undefining the server now...\n";
update_definition($anvil, "undefine", $virsh_definition);
print "Done!\n";
$anvil->nice_exit({exit_code => 0});
}
else
{
# Do the add on the target.
my $use_ip = $anvil->data->{peer}{$short_host_name}{access}{ip};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { use_ip => $use_ip }});
print " - Adding the drivve to the server using its host: [".$server_host."] via: [".$use_ip."]...\n";
my ($output, $error, $return_code) = $anvil->Remote->call({
shell_call => $shell_call,
target => $use_ip,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
error => $error,
return_code => $return_code,
}});
# Get the updated definition file.
my $shell_call = $anvil->data->{path}{exe}{setsid}." --wait ".$anvil->data->{path}{exe}{virsh}." dumpxml --inactive ".$server_name;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
(my $virsh_definition, $error, $return_code) = $anvil->Remote->call({
shell_call => $shell_call,
target => $use_ip,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
virsh_definition => $virsh_definition,
error => $error,
return_code => $return_code,
}});
# Make sure the $output is valid XML.
my $problem = $anvil->Server->parse_definition({
server => $server_name,
source => "from_virsh",
definition => $virsh_definition,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { problem => $problem }});
if ($problem)
{
# Failed?!
print "
[ Error ] - The definition file read from the remote host appears to be invalid after trying to attach the
[ Error ] - disk! It is unsafe to update the on disk and in DB definition. It's likely the attach has failed.
[ Error ] - Manual update to the server is likely required now.
";
$anvil->nice_exit({exit_code => 1});
}
$anvil->data->{server}{$short_host_name}{$server_name}{from_virsh}{xml} = $virsh_definition;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"server::${short_host_name}::${server_name}::from_virsh::xml" => $anvil->data->{server}{$short_host_name}{$server_name}{from_virsh}{xml},
}});
print "- Updating the stored definition and undefining the server now...\n";
update_definition($anvil, "undefine", $virsh_definition);
print "Done!\n";
$anvil->nice_exit({exit_code => 0});
}
}
return(0);
}
sub reconnect_resource
{
my ($anvil, $short_host_name, $peer_name, $drbd_resource, $next_drbd_volume) = @_;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
short_host_name => $short_host_name,
peer_name => $peer_name,
drbd_resource => $drbd_resource,
next_drbd_volume => $next_drbd_volume,
}});
my $peer_disk_state = "";
my $role = "";
# Log into the peer and disconnect, then reconnect. Then wait for the disk state to update, and
# return the disk state.
print " - The peer: [".$peer_name."], is stuck 'Negotiating'; disconnecting... ";
my $use_ip = $anvil->data->{peer}{$peer_name}{access}{ip};
my $shell_call = $anvil->data->{path}{exe}{drbdadm}." disconnect ".$drbd_resource;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
use_ip => $use_ip,
shell_call => $shell_call,
}});
my ($output, $error, $return_code) = $anvil->Remote->call({
shell_call => $shell_call,
target => $use_ip,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
error => $error,
return_code => $return_code,
}});
print " reconnecting... ";
sleep 1;
$shell_call = $anvil->data->{path}{exe}{drbdadm}." connect ".$drbd_resource;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
use_ip => $use_ip,
shell_call => $shell_call,
}});
($output, $error, $return_code) = $anvil->Remote->call({
shell_call => $shell_call,
target => $use_ip,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
error => $error,
return_code => $return_code,
}});
print " Done.\n";
# Now wait
print "- Waiting for the disk state to be updated:\n";
my $waiting = 1;
my $wait_until = time + 300;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { wait_until => $wait_until }});
while ($waiting)
{
$anvil->DRBD->get_status({debug => 2});
my $disks_ready = 1;
my $connection_state = $anvil->data->{drbd}{status}{$short_host_name}{resource}{$drbd_resource}{connection}{$peer_name}{'connection-state'};
if (not defined $connection_state)
{
print "Short host name: [".$short_host_name."], resource: [".$drbd_resource."], peer: [".$peer_name."]\n";
print Dumper %{$anvil->data->{drbd}{status}};
die;
}
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { connection_state => $connection_state }});
if (lc($connection_state) eq "connected")
{
# Connected, what's the disk state for the new volume now?
print " - Connected, checking volume: [".$drbd_resource."/".$next_drbd_volume."] disk state: ";
$peer_disk_state = $anvil->data->{drbd}{status}{$short_host_name}{resource}{$drbd_resource}{connection}{$peer_name}{volume}{$next_drbd_volume}{'peer-disk-state'};
my $replication_state = $anvil->data->{drbd}{status}{$short_host_name}{resource}{$drbd_resource}{connection}{$peer_name}{volume}{$next_drbd_volume}{'replication-state'};
$role = $anvil->data->{drbd}{status}{$short_host_name}{resource}{$drbd_resource}{connection}{$peer_name}{'peer-role'};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:peer_disk_state' => $peer_disk_state,
's2:replication_state' => $replication_state,
's3:role' => $role,
}});
if (lc($replication_state) ne "established")
{
print "Not Connected yet.\n";
$disks_ready = 0;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { disks_ready => $disks_ready }});
}
elsif ((not $peer_disk_state) or (lc($peer_disk_state) eq "diskless"))
{
print "Disk not ready yet.\n";
$disks_ready = 0;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { disks_ready => $disks_ready }});
}
if ($disks_ready)
{
print "Ready!\n- Disk state is: [".$peer_disk_state."]\n";
$waiting = 0;
$anvil->data->{peers}{$peer_name}{disk_state} = $peer_disk_state;
$anvil->data->{peers}{$peer_name}{role} = $role;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
waiting => 0,
"peers::${peer_name}::disk_state" => $anvil->data->{peers}{$peer_name}{disk_state},
"peers::${peer_name}::role" => $anvil->data->{peers}{$peer_name}{role},
}});
return($peer_disk_state, $role);
}
}
if (time > $wait_until)
{
$waiting = 0;
print "- Timed out waiting for the peer to connect.\n";
return($peer_disk_state, $role);
}
sleep 3;
}
return($peer_disk_state, $role);
}
sub manage_disk_grow
{
my ($anvil, $drbd_resource, $drbd_volume, $max_free_space) = @_;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:drbd_resource' => $drbd_resource,
's2:drbd_volume' => $drbd_volume,
's3:max_free_space' => $max_free_space,
}});
my $anvil_uuid = defined $anvil->data->{switches}{anvil_uuid} ? $anvil->data->{switches}{anvil_uuid} : $anvil->Cluster->get_anvil_uuid();
my $short_host_name = $anvil->Get->short_host_name;
my $server_name = $anvil->data->{switches}{server_name};
my $from_source = get_definition_source($anvil);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
anvil_uuid => $anvil_uuid,
short_host_name => $short_host_name,
server_name => $server_name,
from_source => $from_source,
}});
# Are they asking for an available amount of space?
my $error_note = q|
[ Note ] - The size can be in percent, ie: '50%' or '100%', a number in bytes, or a human-readable size.
- Human readable sizes must NOT have a space between the number and letter suffix. Also, base2
- vs base10 notation! Ie: '1GiB' = 1,073,741,824 bytes', '1GB' == '1,000,000,000 bytes'. A single
- letter used to denote size will be interpreted as base2. ie: '1G == 1GiB'.
|;
my $add_size = $anvil->data->{switches}{grow};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { add_size => $add_size }});
if ($add_size =~ /^(\d+)%$/)
{
# This is valid
my $percent = ".".$1;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { percent => $percent }});
$add_size = int($max_free_space * $percent);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { add_size => $add_size }});
}
elsif ($add_size !~ /\d/)
{
# No digits, probably didn't set a value at all.
print "\n[ Error ] - Please specify the size you would like to grow this disk by. The maximum size is: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $max_free_space})."].\n";
print $error_note."\n";
$anvil->nice_exit({exit_code => 1});
}
elsif ($add_size !~ /^\d+$/)
{
# Size is not in bytes, try to convert it.
my $bytes = $anvil->Convert->human_readable_to_bytes({
debug => 2,
size => $add_size,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { 'bytes' => $bytes }});
if ($bytes =~ /^\d+$/)
{
$add_size = $bytes;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { add_size => $add_size }});
}
else
{
# Not a valid size.
print "\n[ Error ] - The requested size: [".$add_size."] could not be interpreted.\n";
print $error_note."\n";
$anvil->nice_exit({exit_code => 1});
}
}
# Make sure they're asking for a reasonable size
if ($add_size < 4194304)
{
# Must be a typo, this is less than the size of a single extent.
print "\n[ Error ] - The requested size: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $add_size})."] is too small, it's less than an single extent.\n";
print $error_note."\n";
$anvil->nice_exit({exit_code => 1});
}
elsif ($add_size > $max_free_space)
{
# Not enough space.
print "\n[ Error ] - The requested size: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $add_size})."] is too large. The available size is: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $max_free_space})."]\n";
print $error_note."\n";
$anvil->nice_exit({exit_code => 1});
}
### TODO: Make this work without the peer node being online.
# The server is allowed to be running, but both nodes and any DR hosts this is replicating to
# needs to be online.
my $all_online = check_drbd_peer_access($anvil);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { all_online => $all_online }});
if (not $all_online)
{
print "\n[ Error ] - Growing the storage requires all peers to be online.\n";
foreach my $short_host_name (sort {$a cmp $b} keys %{$anvil->data->{peer}})
{
my $say_access = $anvil->data->{peer}{$short_host_name}{access_ip} ? "up." : "down!";
print " - Peer: [".$short_host_name."] is ".$say_access."\n";
}
$anvil->nice_exit({exit_code => 1});
}
# Still here? We're good to go.
my $lv_command_size = 0;
my $hr_size = $anvil->Convert->bytes_to_human_readable({'bytes' => $add_size});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { hr_size => $hr_size }});
if ($add_size eq "100%")
{
# This is valid
$add_size = "-l +100\%FREE";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { add_size => $add_size }});
}
else
{
$hr_size =~ s/\s+//g;
$add_size = "-L +".$hr_size;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { add_size => $add_size }});
}
print "- Preparing to grow the storage by: [".$hr_size."]...\n";
if (not $anvil->data->{switches}{confirm})
{
print $anvil->Words->string({key => "message_0021"})." ";
my $answer = <STDIN>;
chomp($answer);
if ($answer !~ /^y/i)
{
print "Aborting.\n";
$anvil->nice_exit({exit_code => 0});
}
# Test that we've lost access while waiting for the answer.
my $all_online = check_drbd_peer_access($anvil);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { all_online => $all_online }});
if (not $all_online)
{
print "\n[ Error ] - It would appear that we've lost access to a peer while waiting for the answer.\n";
foreach my $short_host_name (sort {$a cmp $b} keys %{$anvil->data->{peer}})
{
my $say_access = $anvil->data->{peer}{$short_host_name}{access_ip} ? "up." : "down!";
print " - Peer: [".$short_host_name."] is ".$say_access."\n";
}
$anvil->nice_exit({exit_code => 1});
}
}
foreach my $host_type ("node", "dr")
{
foreach my $short_host_name (sort {$a cmp $b} keys %{$anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}})
{
my $host_uuid = $anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}{$short_host_name}{host_uuid};
my $backing_disk = $anvil->data->{new}{resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$drbd_volume}{backing_disk};
my $shell_call = $anvil->data->{path}{exe}{lvextend}." ".$add_size." ".$backing_disk;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:short_host_name' => $short_host_name,
's2:host_uuid' => $host_uuid,
's3:backing_disk' => $backing_disk,
's4:shell_call' => $shell_call,
}});
if ($host_uuid eq $anvil->Get->host_uuid)
{
print " - Extending local LV: [".$backing_disk."]...";
my ($output, $return_code) = $anvil->System->call({shell_call => $shell_call, source => $THIS_FILE, line => __LINE__});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
return_code => $return_code,
}});
if ($return_code)
{
print " Error!\n";
print "[ FAILED ] - When trying to grow the local logical volume: [".$backing_disk."]\n";
print "[ FAILED ] - using the command: [".$shell_call."]\n";
print "[ FAILED ] - The return code: [".$return_code."] was received, expected '0'. Output, if any:\n";
print "==========\n";
print $output."\n";
print "==========\n";
print "The extension of the resource is incomplete, manual intervention is required!!\n";
print "[ Warning ] - Do NOT re-run this command! The backing devices may not have mis-matched sized!\n";
$anvil->nice_exit({exit_code => 1});
}
else
{
print " Done!\n";
}
}
else
{
my $use_ip = $anvil->data->{peer}{$short_host_name}{access}{ip};
my $use_network = $anvil->data->{peer}{$short_host_name}{access}{network};
print " - Extending peer: [".$short_host_name.":".$backing_disk."], via: [".$use_ip." (".$use_network.")]";
my ($output, $error, $return_code) = $anvil->Remote->call({
shell_call => $shell_call,
target => $use_ip,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
error => $error,
return_code => $return_code,
}});
if ($return_code)
{
print " Error!\n";
print "[ FAILED ] - When trying to grow the peer's logical volume: [".$backing_disk."]\n";
print "[ FAILED ] - using the command: [".$shell_call."]\n";
print "[ FAILED ] - The return code: [".$return_code."] was received, expected '0'. Output, if any:\n";
print "==] STDOUT [========\n";
print $output."\n";
print "==] STDERR [========\n";
print $error."\n";
print "====================\n";
print "The extension of the resource is incomplete, manual intervention is required!!\n";
print "[ Warning ] - Do NOT re-run this command! The backing devices may not have mis-matched sized!\n";
$anvil->nice_exit({exit_code => 1});
}
else
{
print " Done!\n";
}
}
}
}
# Locally, we'll call DRBD to resize.
print "- Extending backing devices complete. Now extending DRBD resource/volume... ";
my $shell_call = $anvil->data->{path}{exe}{drbdadm}." resize ".$drbd_resource."/".$drbd_volume;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
my ($output, $return_code) = $anvil->System->call({shell_call => $shell_call, source => $THIS_FILE, line => __LINE__});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
return_code => $return_code,
}});
if ($return_code)
{
print " Error!\n";
print "[ FAILED ] - When trying to grow the DRBD device: [".$drbd_resource."/".$drbd_volume."]\n";
print "[ FAILED ] - using the command: [".$shell_call."]\n";
print "[ FAILED ] - The return code: [".$return_code."] was received, expected '0'. Output, if any:\n";
print "==========\n";
print $output."\n";
print "==========\n";
print "The extension of the resource is incomplete, manual intervention is required!!\n";
print "[ Note ] - All backing devices have been grown. Manually resolving the drbd grow\n";
print "[ Note ] - error should complete the drive expansion!\n";
$anvil->nice_exit({exit_code => 1});
}
else
{
print " Done!\n";
}
# Call scan-lvm and scan-drbd to make sure the databases are updated.
print "- Calling scancore agents to ensure the database has the new storage config recorded.\n";
foreach my $agent ("scan-drbd", "scan-lvm")
{
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, level => 1, key => "log_0740", variables => { agent => $agent }});
my $shell_call = $anvil->data->{path}{directories}{scan_agents}."/".$agent."/".$agent.$anvil->Log->switches();
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
foreach my $host_type ("node", "dr")
{
foreach my $short_host_name (sort {$a cmp $b} keys %{$anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}})
{
my $host_uuid = $anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}{$short_host_name}{host_uuid};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:short_host_name' => $short_host_name,
's2:host_uuid' => $host_uuid,
}});
if ($host_uuid eq $anvil->Get->host_uuid)
{
print " - Running scan agent: [".$agent."] locally...";
my ($output, $return_code) = $anvil->System->call({shell_call => $shell_call, source => $THIS_FILE, line => __LINE__});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
return_code => $return_code,
}});
print " Done!\n";
}
else
{
my $use_ip = $anvil->data->{peer}{$short_host_name}{access}{ip};
my $use_network = $anvil->data->{peer}{$short_host_name}{access}{network};
print " - Running scan agent: [".$agent."] on: [".$short_host_name."] via: [".$use_ip." (".$use_network.")]...";
my ($output, $error, $return_code) = $anvil->Remote->call({
shell_call => $shell_call,
target => $use_ip,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
error => $error,
return_code => $return_code,
}});
print " Done!\n";
}
}
}
}
print "[ Success ] - Expansion is complete!\n";
print "[ Note ] - Depending on your OS, you may need to power the server off, and then power it back on\n";
print "[ Note ] - for the new space to be visible. Typically, powering off the server from the guest OS\n";
print "[ Note ] - and waiting for the Anvil! to boot it back up will do the job nicely.\n";
return(0);
}
sub manage_optical
{
my ($anvil) = @_;
my $short_host_name = $anvil->Get->short_host_name;
my $server_name = $anvil->data->{switches}{server_name};
my $from_source = get_definition_source($anvil);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
short_host_name => $short_host_name,
server_name => $server_name,
from_source => $from_source,
}});
if (not $anvil->data->{switches}{optical})
{
# If there's only one optical drive, select it automatically
my $count = keys %{$anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { count => $count }});
if ($count == 1)
{
foreach my $device_target (sort {$a cmp $b} keys %{$anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}})
{
$anvil->data->{switches}{optical} = $device_target;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"switches::drive" => $anvil->data->{switches}{optical},
}});
last;
}
}
if (not $anvil->data->{switches}{optical})
{
# Can't proceed.
print "\n[ Error ] - Please indicate the optical drive to work with using '--optical <target_device>'.\n\n";
show_server_details($anvil);
$anvil->nice_exit({exit_code => 1});
}
}
my $device_target = $anvil->data->{switches}{optical};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { device_target => $device_target }});
if ($anvil->data->{switches}{optical} eq "#!SET!#")
{
# User didn't specify a device.
show_server_details($anvil);
print "\n[ Error ] - Please specify the optical disk target you want to work on.\n";
$anvil->nice_exit({exit_code => 1});
}
elsif (not exists $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target})
{
# Invalid device target
show_server_details($anvil);
print "\n[ Error ] - The optical device target: [".$device_target."] wasn't found.\n";
$anvil->nice_exit({exit_code => 1});
}
my $eject_first = 0;
my $alias = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{alias};
my $boot_order = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{boot_order};
my $say_boot = $boot_order eq "99" ? "--" : sprintf("%02d", $boot_order);
my $type = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{type};
my $address_type = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{address}{type};
my $address_bus = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{address}{bus};
my $driver_name = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{driver}{name};
my $device_bus = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{device_bus};
my $driver_type = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{driver}{type};
my $address_controller = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{address}{controller};
my $address_unit = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{address}{unit};
my $address_target = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{address}{target};
my $device_path = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{path};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's01:device_target' => $device_target,
's02:alias' => $alias,
's03:boot_order' => $boot_order,
's04:say_boot' => $say_boot,
's05:type' => $type,
's06:address_type' => $address_type,
's07:address_bus' => $address_bus,
's08:driver_name' => $driver_name,
's09:device_bus' => $device_bus,
's10:driver_type' => $driver_type,
's11:address_controller' => $address_controller,
's12:address_unit' => $address_unit,
's13:address_target' => $address_target,
's14:device_path' => $device_path,
}});
# Without a --source, the result is an eject.
my $shell_call = $anvil->data->{path}{exe}{setsid}." --wait ".$anvil->data->{path}{exe}{virsh}." change-media ".$server_name." --path ".$device_target." --update --live --config";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
if ($anvil->data->{switches}{insert})
{
# Make sure the new target exists.
my $iso = $anvil->data->{switches}{insert};
if (not -f $iso)
{
print "[ Error ] - The target: [".$iso."] doesn't exist, can't insert it into the optical drive.\n";
update_definition($anvil, "undefine", "");
$anvil->nice_exit({exit_code => 1});
}
else
{
$shell_call .= " --source ".$anvil->data->{switches}{insert};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
}
}
# If the server is running, update the on-disk and in-DB definition.
print "Defining the server: [".$server_name."] to prepare for 'virsh' modification of the server.\n";
update_definition($anvil, "define", "");
# Now we can modify the server using virsh.
if ($anvil->data->{switches}{insert})
{
print "- Inserting: [".$anvil->data->{switches}{insert}."] into the drive: [".$device_target."].\n";
}
elsif ($anvil->data->{switches}{eject})
{
print "- Ejecting: [".$device_path."] from: [".$device_target."].\n";
}
else
{
# Show the ISO in the drive.
if ($device_path)
{
print "- Drive: [".$device_target."] has the disc image: [".$device_path."] inserted currently.\n";
print "- Use '--eject' to eject the disc.\n";
print "- Use '--insert /mnt/shared/files/<file>' to replace it with a different disc image.\n";
}
else
{
print "- Drive: [".$device_target."] currently has no disc image inserted.\n";
print "- Use '--insert /mnt/shared/files/<file>' to insert a disc image.\n";
}
$anvil->nice_exit({exit_code => 0});
}
my ($output, $return_code) = $anvil->System->call({debug => 2, shell_call => $shell_call});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:output' => $output,
's2:return_code' => $return_code,
}});
print "'virsh' Output: [".$output."]\n";
print "Updating the stored definition and undefining the server now:\n";
update_definition($anvil, "undefine", "");
print "Done!\n";
return(0);
}
sub get_definition_source
{
my ($anvil) = @_;
my $short_host_name = $anvil->Get->short_host_name;
my $server_name = $anvil->data->{switches}{server_name};
my $server_uuid = $anvil->data->{switches}{server_uuid};
my $server_state = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_state};
my $server_host_uuid = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_host_uuid};
my $from_source = "";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
short_host_name => $short_host_name,
server_name => $server_name,
server_uuid => $server_uuid,
server_state => $server_state,
from_source => $from_source,
}});
$anvil->data->{server}{$short_host_name}{$server_name}{from_virsh} = "" if not exists $anvil->data->{server}{$short_host_name}{$server_name}{from_virsh};
$anvil->data->{server}{$short_host_name}{$server_name}{from_disk} = "" if not exists $anvil->data->{server}{$short_host_name}{$server_name}{from_disk};
$anvil->data->{server}{$short_host_name}{$server_name}{from_db} = "" if not exists $anvil->data->{server}{$short_host_name}{$server_name}{from_db};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"server::${short_host_name}::${server_name}::from_virsh" => $anvil->data->{server}{$short_host_name}{$server_name}{from_virsh},
"server::${short_host_name}::${server_name}::from_disk" => $anvil->data->{server}{$short_host_name}{$server_name}{from_disk},
"server::${short_host_name}::${server_name}::from_db" => $anvil->data->{server}{$short_host_name}{$server_name}{from_db},
}});
if (($server_state eq "running") &&
($server_host_uuid eq $anvil->Get->host_uuid()) &&
(exists $anvil->data->{server}{$short_host_name}{$server_name}{from_virsh}))
{
$from_source = "from_virsh";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { from_source => $from_source }});
}
elsif (exists $anvil->data->{server}{$short_host_name}{$server_name}{from_disk})
{
$from_source = "from_disk";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { from_source => $from_source }});
}
else
{
$from_source = "from_db";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { from_source => $from_source }});
}
return($from_source);
}
sub show_server_details
{
my ($anvil) = @_;
my $short_host_name = $anvil->Get->short_host_name;
my $host_uuid = $anvil->Get->host_uuid;
my $server_name = $anvil->data->{switches}{server_name};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:short_host_name' => $short_host_name,
's2:host_uuid' => $host_uuid,
's2:server_name' => $server_name,
}});
# Load storage data
my $drbd_resource = load_storage($anvil);
my $from_source = get_definition_source($anvil);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { from_source => $from_source }});
foreach my $device ("disk", "cdrom")
{
if ($device eq "disk")
{
print "\nDisk Drives:\n";
}
else
{
print "\nOptical Drives:\n";
}
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { device => $device }});
next if $device ne "cdrom" && $device ne "disk";
foreach my $device_target (sort {$a cmp $b} keys %{$anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}})
{
my $alias = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{alias};
my $boot_order = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{boot_order};
my $say_boot = $boot_order eq "99" ? "--" : sprintf("%02d", $boot_order);
my $type = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{type};
my $address_type = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{type};
my $address_bus = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{bus};
my $driver_name = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{driver}{name};
my $device_bus = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{device_bus};
my $driver_type = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{driver}{type};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's01:device_target' => $device_target,
's02:alias' => $alias,
's03:boot_order' => $boot_order,
's04:say_boot' => $say_boot,
's05:type' => $type,
's06:address_type' => $address_type,
's07:address_bus' => $address_bus,
's08:driver_name' => $driver_name,
's09:device_bus' => $device_bus,
's10:driver_type' => $driver_type,
}});
if ($device eq "disk")
{
my $address_domain = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{domain};
my $address_slot = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{slot};
my $address_function = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{function};
my $device_path = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{path};
my $driver_io = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{driver}{io};
my $driver_cache = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{driver}{cache};
my $on_lv = $anvil->data->{server}{$short_host_name}{$server_name}{device}{$device_path}{on_lv};
my $drbd_resource = $anvil->data->{server}{$short_host_name}{$server_name}{device}{$device_path}{resource};
my $drbd_volume = $anvil->data->{lvm}{host_name}{$short_host_name}{lv_path}{$on_lv}{drbd}{volume};
my $resource_size = $anvil->data->{drbd}{host_name}{$short_host_name}{resource_name}{$drbd_resource}{volume}{$drbd_volume}{volume_size};
my $lv_name = $anvil->data->{lvm}{host_name}{$short_host_name}{lv_path}{$on_lv}{scan_lvm_lv_name};
my $lv_size = $anvil->data->{lvm}{host_name}{$short_host_name}{lv}{$lv_name}{scan_lvm_lv_size};
my $metadata_size = $lv_size - $resource_size;
my $max_free_space = get_max_free_space($anvil, $drbd_resource, $drbd_volume);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's01:address_domain' => $address_domain,
's02:address_slot' => $address_slot,
's03:address_function' => $address_function,
's04:device_path' => $device_path,
's05:driver_io' => $driver_io,
's06:driver_cache' => $driver_cache,
's07:on_lv' => $on_lv,
's08:lv_name' => $lv_name,
's09:drbd_resource' => $drbd_resource,
's10:drbd_volume' => $drbd_volume,
's11:resource_size' => $anvil->Convert->bytes_to_human_readable({'bytes' => $resource_size})." (".$anvil->Convert->add_commas({number => $resource_size}).")",
's12:lv_size' => $anvil->Convert->bytes_to_human_readable({'bytes' => $lv_size})."] (".$anvil->Convert->add_commas({number => $lv_size}).")",
's13:metadata_size' => $anvil->Convert->bytes_to_human_readable({'bytes' => $metadata_size})."] (".$anvil->Convert->add_commas({number => $metadata_size}).")",
's14:max_free_space' => $max_free_space." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $max_free_space}).")",
}});
print "- Target: [".$device_target."], boot: [".$say_boot."], Replication Volume: [".$drbd_resource."/".$drbd_volume."]\n";
print " |- Resource / LV / Metadata sizes: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $resource_size})." / ".$anvil->Convert->bytes_to_human_readable({'bytes' => $lv_size})." / ".$anvil->Convert->bytes_to_human_readable({'bytes' => $metadata_size})."], free space: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $max_free_space})."]\n";
#print " |- Resource / LV / Metadata sizes: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $resource_size})." / ".$anvil->Convert->bytes_to_human_readable({'bytes' => $lv_size})." / ".$anvil->Convert->bytes_to_human_readable({'bytes' => $metadata_size})."], free space: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $max_free_space})."], cache: [".$driver_cache."], IO Policy: [".$driver_io."]\n";
}
else
{
my $address_controller = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{controller};
my $address_unit = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{unit};
my $address_target = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{target};
my $device_path = "<empty>";
if (defined $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{path})
{
$device_path = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{path};
}
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:address_controller' => $address_controller,
's2:address_unit' => $address_unit,
's3:address_target' => $address_target,
's4:device_path' => $device_path,
}});
print "- Target: [".$device_target."], boot: [".$say_boot."], ISO: [".$device_path."]\n";
}
}
}
print "\n";
print "Sub-Nodes:\n";
show_volume($anvil, $drbd_resource, "node");
my $dr_count = keys %{$anvil->data->{drbd_resource}{$drbd_resource}{host_type}{dr}{short_host_name}};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { dr_count => $dr_count }});
if ($dr_count)
{
print "DR Hosts:\n";
show_volume($anvil, $drbd_resource, "dr");
}
return(0);
}
sub check_drbd_peer_access
{
my ($anvil) = @_;
my $all_online = 1;
foreach my $this_host (sort {$a cmp $b} keys %{$anvil->data->{drbd}{drbd_node}})
{
my $host_uuid = $anvil->Get->host_uuid_from_name({host_name => $this_host});
my $short_host_name = $anvil->data->{hosts}{host_uuid}{$host_uuid}{short_host_name};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:this_host' => $this_host,
's2:host_uuid' => $host_uuid,
's3:short_host_name' => $short_host_name,
}});
next if $host_uuid eq $anvil->Get->host_uuid;
# This is used to store the IP we used to access the peer. If no access is available, this
# shows which hosts are not available.
$anvil->data->{peer}{$short_host_name}{access_ip} = "";
$anvil->data->{peer}{$short_host_name}{access_network} = "";
my $access = 0;
my $matches = $anvil->Network->find_access({
debug => 2,
target => $this_host,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { matches => $matches }});
foreach my $preferred_network ("bcn", "mn", "ifn", "sn")
{
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { preferred_network => $preferred_network }});
foreach my $network_name (sort {$a cmp $b} keys %{$anvil->data->{network_access}})
{
next if $access;
next if $network_name !~ /^$preferred_network/;
my $target_ip = $anvil->data->{network_access}{$network_name}{target_ip_address};
my $test_access = $anvil->Remote->test_access({target => $target_ip});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:network_name' => $network_name,
's2:target_ip' => $target_ip,
's3:test_access' => $test_access,
}});
if ($test_access)
{
# We're good.
$access = 1;
$anvil->data->{peer}{$short_host_name}{access}{ip} = $target_ip;
$anvil->data->{peer}{$short_host_name}{access}{network} = $network_name;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:access' => $access,
"s2:peer::${short_host_name}::access::ip" => $anvil->data->{peer}{$short_host_name}{access}{ip},
"s3:peer::${short_host_name}::access::network" => $anvil->data->{peer}{$short_host_name}{access}{network},
}});
}
}
}
if (not $access)
{
$all_online = 0;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { all_online => $all_online }});
}
}
return($all_online);
}
sub get_max_free_space
{
my ($anvil, $drbd_resource, $drbd_volume) = @_;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's01:drbd_resource' => $drbd_resource,
's02:drbd_volume' => $drbd_volume,
}});
my $max_free_space = 0;
foreach my $this_host (sort {$a cmp $b} keys %{$anvil->data->{drbd}{drbd_node}})
{
my $drbd_path = $anvil->data->{drbd}{drbd_node}{$this_host}{config}{resource}{$drbd_resource}{volume}{$drbd_volume}{drbd_path};
my $drbd_path_by_res = $anvil->data->{drbd}{drbd_node}{$this_host}{config}{resource}{$drbd_resource}{volume}{$drbd_volume}{drbd_path_by_res};
my $backing_lv = $anvil->data->{drbd}{drbd_node}{$this_host}{config}{resource}{$drbd_resource}{volume}{$drbd_volume}{backing_lv};
my $lv_name = $anvil->data->{lvm}{host_name}{$this_host}{lv_path}{$backing_lv}{scan_lvm_lv_name} ? $anvil->data->{lvm}{host_name}{$this_host}{lv_path}{$backing_lv}{scan_lvm_lv_name} : "";
my $on_vg = $anvil->data->{lvm}{host_name}{$this_host}{lv}{$lv_name}{scan_lvm_lv_on_vg} ? $anvil->data->{lvm}{host_name}{$this_host}{lv}{$lv_name}{scan_lvm_lv_on_vg} : "";
my $vg_free_space = $anvil->data->{lvm}{host_name}{$this_host}{vg}{$on_vg}{scan_lvm_vg_free} ? $anvil->data->{lvm}{host_name}{$this_host}{vg}{$on_vg}{scan_lvm_vg_free} : 0;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's01:this_host' => $this_host,
's02:drbd_path' => $drbd_path,
's03:drbd_path_by_res' => $drbd_path_by_res,
's04:backing_lv' => $backing_lv,
's05:on_vg' => $on_vg,
's06:vg_free_space' => $vg_free_space." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $vg_free_space}).")",
}});
if ((not $max_free_space) or ($vg_free_space < $max_free_space))
{
$max_free_space = $vg_free_space;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
max_free_space => $max_free_space." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $max_free_space}).")",
}});
}
}
return($max_free_space);
}
sub load_drbd_data
{
my ($anvil, $drbd_resource) = @_;
my $query = "
SELECT
a.host_uuid,
b.scan_drbd_resource_xml,
c.scan_drbd_volume_number,
c.scan_drbd_volume_device_path,
c.scan_drbd_volume_device_minor,
c.scan_drbd_volume_size
FROM
hosts a,
scan_drbd_resources b,
scan_drbd_volumes c
WHERE
a.host_uuid = b.scan_drbd_resource_host_uuid
AND
b.scan_drbd_resource_uuid = c.scan_drbd_volume_scan_drbd_resource_uuid
AND
b.scan_drbd_resource_name = ".$anvil->Database->quote($drbd_resource)."
;";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { query => $query }});
my $results = $anvil->Database->query({query => $query, source => $THIS_FILE, line => __LINE__});
my $count = @{$results};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
results => $results,
count => $count,
}});
foreach my $row (@{$results})
{
my $host_uuid = $row->[0];
my $short_host_name = $anvil->data->{hosts}{host_uuid}{$host_uuid}{short_host_name};
my $host_type = $anvil->data->{hosts}{host_uuid}{$host_uuid}{host_type};
my $scan_drbd_volume_number = $row->[2];
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:host_uuid' => $host_uuid,
's2:host_type' => $host_type,
's3:short_host_name' => $short_host_name,
's4:scan_drbd_volume_number' => $scan_drbd_volume_number,
}});
$anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$scan_drbd_volume_number}{device_path} = $row->[3];
$anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$scan_drbd_volume_number}{device_minor} = $row->[4];
$anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$scan_drbd_volume_number}{volume_size} = $row->[5];
$anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}{$short_host_name}{host_uuid} = $host_uuid;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"s1:drbd_resource::${drbd_resource}::host_uuid::${host_uuid}::volume_number::${scan_drbd_volume_number}::device_path" => $anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$scan_drbd_volume_number}{device_path},
"s2:drbd_resource::${drbd_resource}::host_uuid::${host_uuid}::volume_number::${scan_drbd_volume_number}::device_minor" => $anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$scan_drbd_volume_number}{device_minor},
"s3:drbd_resource::${drbd_resource}::host_uuid::${host_uuid}::volume_number::${scan_drbd_volume_number}::volume_size" => $anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$scan_drbd_volume_number}{volume_size},
"s4:drbd_resource::${drbd_resource}::host_type::${host_type}::short_host_name::${short_host_name}::host_uuid" => $anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}{$short_host_name}{host_uuid},
}});
if (not exists $anvil->data->{drbd_resource}{$drbd_resource}{xml})
{
$anvil->data->{drbd_resource}{$drbd_resource}{xml} = $row->[1];
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"drbd_resource::${drbd_resource}::xml" => $anvil->data->{drbd_resource}{$drbd_resource}{xml},
}});
$anvil->DRBD->parse_resource({
debug => 2,
xml => $anvil->data->{drbd_resource}{$drbd_resource}{xml},
});
}
}
return(0);
}
sub show_volume
{
my ($anvil, $drbd_resource, $host_type) = @_;
my $anvil_uuid = defined $anvil->data->{switches}{anvil_uuid} ? $anvil->data->{switches}{anvil_uuid} : $anvil->Cluster->get_anvil_uuid();
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { anvil_uuid => $anvil_uuid }});
foreach my $short_host_name (sort {$a cmp $b} keys %{$anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}})
{
my $host_uuid = $anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}{$short_host_name}{host_uuid};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:short_host_name' => $short_host_name,
's2:host_uuid' => $host_uuid,
}});
print " |- Name: [".$short_host_name."], UUID: [".$host_uuid."]\n";
foreach my $volume_number (sort {$a cmp $b} keys %{$anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}})
{
my $device_path = $anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{device_path};
my $device_minor = $anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{device_minor};
my $volume_size = $anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{volume_size};
my $backing_disk = $anvil->data->{new}{resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{backing_disk};
my $meta_disk = $anvil->data->{new}{resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{meta_disk};
my $storage_group_uuid = $anvil->data->{new}{resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{storage_group_uuid};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:volume_number' => $volume_number,
's2:device_path' => $device_path,
's3:device_minor' => $device_minor,
's4:volume_size' => $volume_size,
's5:backing_disk' => $backing_disk,
's6:meta_disk' => $meta_disk,
's7:storage_group_uuid' => $storage_group_uuid,
}});
my $storage_group_name = "<unknown>";
my $storage_group_size = 0;
my $storage_group_free_space = 0;
if (($storage_group_uuid) && ($anvil_uuid) && (exists $anvil->data->{anvil_resources}{$anvil_uuid}{storage_group}{$storage_group_uuid}))
{
$storage_group_name = $anvil->data->{storage_groups}{storage_group_uuid}{$storage_group_uuid}{storage_group_name};
$storage_group_size = $anvil->data->{anvil_resources}{$anvil_uuid}{storage_group}{$storage_group_uuid}{vg_size};
$storage_group_free_space = $anvil->data->{anvil_resources}{$anvil_uuid}{storage_group}{$storage_group_uuid}{free_size};
}
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:storage_group_size' => $storage_group_size,
's2:storage_group_free_space' => $storage_group_free_space,
}});
print " |- Volume: [".$volume_number."], backing device: [".$backing_disk."], DRBD minor: [".$device_minor."], size: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $volume_size})."]\n";
print " ^- In storage group: [".$storage_group_name."], size: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $storage_group_size})."], free: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $storage_group_free_space})."]\n";
# How much space is available in the storage group this volume is in?
foreach my $this_scan_lvm_lv_name (sort {$a cmp $b} keys %{$anvil->data->{lvm}{host_name}{$short_host_name}{lv}})
{
my $this_scan_lvm_lv_path = $anvil->data->{lvm}{host_name}{$short_host_name}{lv}{$this_scan_lvm_lv_name}{scan_lvm_lv_path};
my $this_scan_lvm_lv_on_vg = $anvil->data->{lvm}{host_name}{$short_host_name}{lv}{$this_scan_lvm_lv_name}{scan_lvm_lv_on_vg};
my $this_scan_lvm_lv_uuid = $anvil->data->{lvm}{host_name}{$short_host_name}{lv}{$this_scan_lvm_lv_name}{scan_lvm_lv_uuid};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:this_scan_lvm_lv_name' => $this_scan_lvm_lv_name,
's2:this_scan_lvm_lv_path' => $this_scan_lvm_lv_path,
's3:this_scan_lvm_lv_on_vg' => $this_scan_lvm_lv_on_vg,
's4:this_scan_lvm_lv_uuid' => $this_scan_lvm_lv_uuid,
}});
if ($backing_disk eq $this_scan_lvm_lv_path)
{
# What's the VG's UUID?
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:short_host_name' => $short_host_name,
's2:this_scan_lvm_lv_on_vg' => $this_scan_lvm_lv_on_vg,
}});
if (exists $anvil->data->{lvm}{host_name}{$short_host_name}{vg}{$this_scan_lvm_lv_on_vg})
{
my $scan_lvm_vg_internal_uuid = $anvil->data->{lvm}{host_name}{$short_host_name}{vg}{$this_scan_lvm_lv_on_vg}{scan_lvm_vg_internal_uuid};
my $storage_group_uuid = $anvil->data->{lvm}{host_name}{$short_host_name}{vg}{$this_scan_lvm_lv_on_vg}{storage_group_uuid};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:scan_lvm_vg_internal_uuid' => $scan_lvm_vg_internal_uuid,
's2:storage_group_uuid' => $storage_group_uuid,
}});
if ($storage_group_uuid)
{
my $vg_size = $anvil->data->{anvil_resources}{$anvil_uuid}{storage_group}{$storage_group_uuid}{vg_size};
my $free_size = $anvil->data->{anvil_resources}{$anvil_uuid}{storage_group}{$storage_group_uuid}{free_size};
}
}
}
}
}
}
return(0);
}
sub validate_server
{
my ($anvil) = @_;
$anvil->Get->server_from_switch({
debug => 2,
string => $anvil->data->{switches}{server},
anvil_uuid => $anvil->data->{switches}{anvil_uuid},
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"switches::server_name" => $anvil->data->{switches}{server_name},
"switches::server_uuid" => $anvil->data->{switches}{server_uuid},
}});
if (not $anvil->data->{switches}{server_uuid})
{
show_server_list($anvil);
if ($anvil->data->{switches}{anvil_uuid})
{
# Not found on the requested Anvil! node.
print "\nThe server: [".$anvil->data->{switches}{server}."] was not found on the Anvil! node: [".$anvil->data->{switches}{anvil_name}."]. Valid servers are above.\n\n";
}
else
{
# Not found at all.
print "\nThe server: [".$anvil->data->{switches}{server}."] was not found. Valid servers are above.\n\n";
}
$anvil->nice_exit({exit_code => 1});
}
print "Working with the server: [".$anvil->data->{switches}{server_name}."], UUID: [".$anvil->data->{switches}{server_uuid}."]\n";
my $short_host_name = $anvil->Get->short_host_name;
my $server_name = $anvil->data->{switches}{server_name};
my $server_uuid = $anvil->data->{switches}{server_uuid};
my $server_definition = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_definition_xml};
my $server_host_uuid = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_host_uuid};
my $server_state = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_state};
my $anvil_uuid = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_anvil_uuid};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:short_host_name' => $short_host_name,
's2:server_name' => $server_name,
's3:server_uuid' => $server_uuid,
's4:server_definition' => $server_definition,
's5:server_host_uuid' => $server_host_uuid,
's6:server_state' => $server_state,
's7:anvil_uuid' => $anvil_uuid,
}});
if (not $anvil->data->{switches}{anvil_uuid})
{
$anvil->data->{switches}{anvil_uuid} = $anvil_uuid;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:switches::anvil_uuid' => $anvil->data->{switches}{anvil_uuid},
}});
}
if ($server_state eq "DELETED")
{
print "The server: [".$server_name."] has been deleted.\n";
$anvil->nice_exit({exit_code => 1});
}
# Parse the definition.
$anvil->Server->parse_definition({
debug => 3,
host => $short_host_name,
server => $server_name,
source => "from_db",
definition => $server_definition,
});
# Can we read the XML definition?
$anvil->Server->get_status({
debug => 2,
server => $server_name,
host => $short_host_name,
});
if (not $anvil->data->{server}{$short_host_name}{$server_name}{from_virsh}{xml})
{
# The server isn't actually running... Not here anyway.
if ($server_state eq "running")
{
my $server_host_name = $anvil->Database->get_host_from_uuid({
short => 1,
host_uuid => $server_host_uuid,
});
print "The server: [".$server_name."] appears to be running on: [".$server_host_name."], please run this on that host.\n";
$anvil->nice_exit({exit_code => 1});
}
}
return(0);
}
# Update the definition on disk and in the DB, and define or undefine if requested.
sub update_definition
{
my ($anvil, $task, $definition) = @_;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
task => $task,
definition => $definition,
}});
my $short_host_name = $anvil->Get->short_host_name;
my $server_name = $anvil->data->{switches}{server_name};
my $server_uuid = $anvil->data->{switches}{server_uuid};
my $server_host_uuid = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_host_uuid};
my $server_state = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_state};
my $definition_file = $anvil->data->{path}{directories}{shared}{definitions}."/".$server_name.".xml";
my $server_running_here = 0;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:short_host_name' => $short_host_name,
's2:server_name' => $server_name,
's3:server_uuid' => $server_uuid,
's5:server_host_uuid' => $server_host_uuid,
's6:server_state' => $server_state,
's7:definition_file' => $definition_file,
}});
# See if the server is running locally
my $shell_call = $anvil->data->{path}{exe}{setsid}." --wait ".$anvil->data->{path}{exe}{virsh}." list --name";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
my ($output, $return_code) = $anvil->System->call({debug => 2, shell_call => $shell_call});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:output' => $output,
's2:return_code' => $return_code,
}});
foreach my $this_server (split/\n/, $output)
{
$this_server = $anvil->Words->clean_spaces({string => $this_server});
next if not $this_server;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { this_server => $this_server }});
if ($this_server eq $server_name)
{
$server_running_here = 1;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { server_running_here => $server_running_here }});
last;
}
}
my $disk_definition = $anvil->data->{server}{$short_host_name}{$server_name}{from_disk}{xml} ? $anvil->data->{server}{$short_host_name}{$server_name}{from_disk}{xml} : "";
my $virsh_definition = $anvil->data->{server}{$short_host_name}{$server_name}{from_virsh}{xml} ? $anvil->data->{server}{$short_host_name}{$server_name}{from_virsh}{xml} : "";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:disk_definition' => $disk_definition,
's2:virsh_definition' => $virsh_definition,
}});
my $use_definition = "";
if ($definition)
{
# Use the passed in definition.
$use_definition = $definition;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { use_definition => $use_definition }});
}
else
{
$use_definition = $virsh_definition;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { use_definition => $use_definition }});
}
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { use_definition => $use_definition }});
if (not $use_definition)
{
if (($server_running_here) or (($server_state eq "running") && ($virsh_definition)))
{
# Get the live definition
if ($server_running_here)
{
my $shell_call = $anvil->data->{path}{exe}{setsid}." --wait ".$anvil->data->{path}{exe}{virsh}." dumpxml --inactive ".$server_name;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
my ($live_virsh_definition, $return_code) = $anvil->System->call({shell_call => $shell_call, source => $THIS_FILE, line => __LINE__});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
live_virsh_definition => $live_virsh_definition,
return_code => $return_code,
}});
my ($problem) = $anvil->Server->parse_definition({
server => $server_name,
source => "from_virsh",
definition => $live_virsh_definition,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { problem => $problem }});
if (not $problem)
{
$use_definition = $live_virsh_definition;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { use_definition => $use_definition }});
$anvil->Server->parse_definition({
debug => 3,
host => $short_host_name,
server => $server_name,
source => "from_virsh",
definition => $live_virsh_definition,
});
}
else
{
$use_definition = $virsh_definition;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { use_definition => $use_definition }});
$anvil->Server->parse_definition({
debug => 3,
host => $short_host_name,
server => $server_name,
source => "from_virsh",
definition => $virsh_definition,
});
}
}
else
{
$use_definition = $virsh_definition;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { use_definition => $use_definition }});
$anvil->Server->parse_definition({
debug => 3,
host => $short_host_name,
server => $server_name,
source => "from_virsh",
definition => $virsh_definition,
});
}
}
else
{
$use_definition = $disk_definition;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { use_definition => $use_definition }});
$anvil->Server->parse_definition({
debug => 3,
host => $short_host_name,
server => $server_name,
source => "from_disk",
definition => $virsh_definition,
});
}
}
if (not $use_definition)
{
# What?!
print "[ Error ] - Failed to find an on disk or from virsh definition for the server: [".$server_name."]. Unable to proceed.\n";
$anvil->nice_exit({exit_code => 1});
}
# Update the stored definition
$anvil->data->{servers}{server_uuid}{$server_uuid}{server_definition_xml} = $use_definition;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"servers::server_uuid::${server_uuid}::server_definition_xml" => $anvil->data->{servers}{server_uuid}{$server_uuid}{server_definition_xml},
}});
# Update the on-disk definition
my ($failed) = $anvil->Storage->write_file({
secure => 1,
file => $definition_file,
body => $use_definition,
overwrite => 1,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { failed => $failed }});
my $server_definition_uuid = $anvil->Database->insert_or_update_server_definitions({
debug => 2,
server_definition_xml => $use_definition,
server_definition_server_uuid => $server_uuid,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { server_definition_uuid => $server_definition_uuid }});
if ($task eq "define")
{
# Define the server.
my $shell_call = $anvil->data->{path}{exe}{setsid}." --wait ".$anvil->data->{path}{exe}{virsh}." define ".$definition_file,
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
my ($output, $return_code) = $anvil->System->call({shell_call => $shell_call, source => $THIS_FILE, line => __LINE__});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
return_code => $return_code,
}});
}
elsif ($task eq "undefine")
{
# Undefine the server.
my $shell_call = $anvil->data->{path}{exe}{setsid}." --wait ".$anvil->data->{path}{exe}{virsh}." undefine ".$server_name,
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
my ($output, $return_code) = $anvil->System->call({
debug => 2,
shell_call => $shell_call,
source => $THIS_FILE,
line => __LINE__,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
return_code => $return_code,
}});
}
return(0);
}
sub show_server_list
{
my ($anvil) = @_;
# Loop through all Anvil! nodes, then all server in that Anvil!
foreach my $anvil_name (sort {$a cmp $b} keys %{$anvil->data->{anvils}{anvil_name}})
{
my $anvil_uuid = $anvil->data->{anvils}{anvil_name}{$anvil_name}{anvil_uuid};
my $anvil_description = $anvil->data->{anvils}{anvil_name}{$anvil_name}{anvil_description};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
anvil_name => $anvil_name,
anvil_uuid => $anvil_uuid,
anvil_description => $anvil_description,
}});
if (($anvil->data->{switches}{anvil_uuid}) && ($anvil->data->{switches}{anvil_uuid} ne $anvil_uuid))
{
next;
}
print "\nAnvil! Node: [".$anvil_name."], UUID: [".$anvil_uuid."] - Description: [".$anvil_description."]\n";
my $server_count = 0;
if (exists $anvil->data->{servers}{anvil_uuid}{$anvil_uuid}{server_name})
{
$server_count = keys %{$anvil->data->{servers}{anvil_uuid}{$anvil_uuid}{server_name}};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { server_count => $server_count }});
}
if (not $server_count)
{
print "- No servers on this node yet\n";
}
else
{
foreach my $server_name (sort {$a cmp $b} keys %{$anvil->data->{servers}{anvil_uuid}{$anvil_uuid}{server_name}})
{
my $server_uuid = $anvil->data->{servers}{anvil_uuid}{$anvil_uuid}{server_name}{$server_name}{server_uuid};
my $server_state = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_state};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
server_name => $server_name,
server_uuid => $server_uuid,
server_state => $server_state,
}});
next if $server_state eq "DELETED";
print "^- Server: [".$server_name."], UUID: [".$server_uuid."]\n";
}
}
}
return(0);
}
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